#!/usr/bin/env python

import os
import optparse
import sys

# Add lib to path
sys.path.insert(0,os.path.abspath(os.path.join(__file__,'../..')))
import wizard.command

def main():
    usage = """usage: %prog [-s|--versions] COMMAND [ARGS]

Wizard is a Git-based autoinstall management system for scripts.

Its commands are:
    info            Reports information about an autoinstall
    massmigrate     Performs mass migration of autoinstalls of an application
    migrate         Migrate autoinstalls from old format to Git-based format
    summary         Generate statistics about autoinstalls
    upgrade         Upgrades an autoinstall to the latest version

See '%prog help COMMAND' for more information on a specific command."""

    parser = optparse.OptionParser(usage)
    parser.disable_interspersed_args()
    parser.add_option("-s", "--versions", dest="versions",
            default="/afs/athena.mit.edu/contrib/scripts/sec-tools/store/versions",
            help="Location of parallel-find output directory, or a file containing a newline separated list of 'all autoinstalls' (for testing).")
    # Find the end of the "global" options
    options, args = parser.parse_args()
    rest_argv = args[1:]
    command = args[0] # shouldn't fail
    if command == "help":
        try:
            getattr(wizard.command, rest_argv[0]).main(['-h'], options)
        except AttributeError:
            parser.error("invalid action")
        except IndexError:
            parser.print_help()
            raise SystemExit(-1)
    # Dispatch commands
    try:
        command_module = getattr(wizard.command, command)
    except AttributeError:
        parser.error("invalid action")
    command_module.main(rest_argv, options)

if __name__ == "__main__":
    main()